After careful research, it was decided that the spaceship should reenter the Earth’s________.
| A．surface | B．air | C．environment | D．atmosphere |
Take care! Don’t get the oil on your clothes, for it _______ easily.
| A．doesn’t be washed out | B．isn’t washed | C．won’t wash | D．needn’t be washed |
Not until recently _______ paid work outside the home.
| A．most mothers in Britain took | B．did most mothers in Britain take |
| C．took most mothers in Britain | D．were most mothers in Britain taken |
The old lady, ____ had been killed in the war, was given help by the local government.
| A．all her children | B．whose all children |
| C．all of her children | D．all of whose children |
Be sure to read the _______ carefully before you take the medicine so that it can function better.
| A．directions | B．composition | C．prescriptions | D．presentation |
One more day, _______ I will get everything ready.
| A．or | B．while | C．and | D．but |